401760

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{31}}^1$

素因数の和:58

約数の個数: 120

約数和(自身を含む): 1463616

約数和(自身を除く): 1061856

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 32, 36, 40, 45, 48, 54, 60, 62, 72, 80, 81, 90, 93, 96, 108, 120, 124, 135, 144, 155, 160, 162, 180, 186, 216, 240, 248, 270, 279, 288, 310, 324, 360, 372, 405, 432, 465, 480, 496, 540, 558, 620, 648, 720, 744, 810, 837, 864, 930, 992, 1080, 1116, 1240, 1296, 1395, 1440, 1488, 1620, 1674, 1860, 2160, 2232, 2480, 2511, 2592, 2790, 2976, 3240, 3348, 3720, 4185, 4320, 4464, 4960, 5022, 5580, 6480, 6696, 7440, 8370, 8928, 10044, 11160, 12555, 12960, 13392, 14880, 16740, 20088, 22320, 25110, 26784, 33480, 40176, 44640, 50220, 66960, 80352, 100440, 133920, 200880, 401760]

約数ペア:

[(1, 401760), (2, 200880), (3, 133920), (4, 100440), (5, 80352), (6, 66960), (8, 50220), (9, 44640), (10, 40176), (12, 33480), (15, 26784), (16, 25110), (18, 22320), (20, 20088), (24, 16740), (27, 14880), (30, 13392), (31, 12960), (32, 12555), (36, 11160), (40, 10044), (45, 8928), (48, 8370), (54, 7440), (60, 6696), (62, 6480), (72, 5580), (80, 5022), (81, 4960), (90, 4464), (93, 4320), (96, 4185), (108, 3720), (120, 3348), (124, 3240), (135, 2976), (144, 2790), (155, 2592), (160, 2511), (162, 2480), (180, 2232), (186, 2160), (216, 1860), (240, 1674), (248, 1620), (270, 1488), (279, 1440), (288, 1395), (310, 1296), (324, 1240), (360, 1116), (372, 1080), (405, 992), (432, 930), (465, 864), (480, 837), (496, 810), (540, 744), (558, 720), (620, 648)]